71453375

素因数分解:

$5^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 102875136

約数和(自身を除く): 31421761

約数列:

[1, 5, 7, 25, 35, 125, 127, 175, 635, 643, 875, 889, 3175, 3215, 4445, 4501, 15875, 16075, 22225, 22505, 80375, 81661, 111125, 112525, 408305, 562625, 571627, 2041525, 2858135, 10207625, 14290675, 71453375]

約数ペア:

[(1, 71453375), (5, 14290675), (7, 10207625), (25, 2858135), (35, 2041525), (125, 571627), (127, 562625), (175, 408305), (635, 112525), (643, 111125), (875, 81661), (889, 80375), (3175, 22505), (3215, 22225), (4445, 16075), (4501, 15875)]